| NWS Forecast for: Hercules CA Issued by: National Weather Service San Francisco Bay Area/Monterey, CA Last Update: 11:27 pm PDT Sep 9, 2026 | |
Overnight: Partly cloudy, with a low around 74. South southwest wind 5 to 7 mph. Thursday: Mostly sunny, with a high near 83. South southwest wind 7 to 11 mph. Thursday Night: Mostly clear, with a low around 59. South southwest wind around 11 mph, with gusts as high as 20 mph. Friday: Sunny, with a high near 74. South southwest wind 11 to 13 mph, with gusts as high as 21 mph. Friday Night: Mostly clear, with a low around 58. Southwest wind 9 to 11 mph, with gusts as high as 18 mph. Saturday: Sunny, with a high near 72. Saturday Night: Mostly clear, with a low around 55. Sunday: Sunny, with a high near 76. Sunday Night: Mostly clear, with a low around 56. Monday: Sunny, with a high near 77. Monday Night: Mostly clear, with a low around 56. Tuesday: Mostly sunny, with a high near 70. Tuesday Night: Partly cloudy, with a low around 56. Wednesday: Mostly sunny, with a high near 70. | |
| Hercules CA 38°N 122.27°W (Elev. 377 ft) | |
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